Bento Box Bento Box is a nylon box that sits on the top tube behind the stem. It attaches with 4 velcro straps, 2 around the stem and 2 around the top tube. The box is open at the top and has a mesh cover which attaches with a velcro strip. The mesh cover is adjustable and can conform to different shapes. The box is reinforced on four sides with thin plastic inserts. Bento Box can be used with the cover open and tucked in or with the cover attached to the velcro. It is easily opened and closed with one hand. It weighs 2 oz. Comes in two sizes. The large (shown above) is 31/4" X 1 1/4" X 5". It holds 10 Power Gels or 6 energy bars. The small is 31/4" X 1 1/4" X 3". It holds 6 Gu packets or 2 Clif Bars. Now in four colors: Original Black, Royal Blue, Red, and now Pink